Hardware → Cisco IOS password recovery

Overview of Cisco IOS password protection:

There are two types of passwords stored in Cisco routers – type 5 and type 7. Passwords of the first type are encoded with the simple algorithm, and therefore can be decoded easily. As for the second type, they use many MD5 iterations and can be cracked by using brute-force only.

Description: Cain & Abel is primarily a password recovery tool for most types of password Microsoft Operating Systems. It also supports a lot of other applications and hashes, includes sniffers and password dumpers.